stampa
Login

Too lazy to login each time? Click on "Remember me" at login and forget about it!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
13547+1824
SHJ 169
Muphrid


Nearby doubles
15' : 13555+1813
SHN 184

26' : 13529+1818
GWP2117AB

28' : 13566+1826
SHN 186

30' : 13564+1808
SHN 185

35' : 13523+1830
SLE 919

47' : 13530+1745
SLE 920

59' : 13577+1744
LDS 951AB

64' : 13582+1744
CVR1553

66' : 13555+1720
GWP2141

70' : 13587+1743
GWP2157

75' : 13517+1722
CVR 711

79' : 13575+1717
GWP2153

80' : 13504+1734
SLW 939

81' : 13581+1928
BU 30

81' : 13543+1944
GWP2129

88' : 13493+1742
S 655AB

89' : 14008+1806
KPP3276

90' : 13507+1934
SKF1747

91' : 14008+1754
COU 59AB

93' : 13587+1711
COU 58

94' : 13564+1654
BPM 608

96' : 13494+1924
LDS4413

97' : 13572+1953
SLW 948AB

109' : 14021+1852
GWP2183

114' : 13541+1631
CBL 433

115' : 13598+1953
STF1794



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

13547+1824 SHJ 169 (Muphrid)

 
 
13h 54m 41.07s +18° 23' 51.8" P.A. 85.00 sep 114.9 mag 2.72,9.99 Sp G0IV dist. 11.4 pc (37.19 l.y.)
 
 
Coord 2000 13547+1824 Discov num SHJ 169 Comp Coord arcsec 2000 13 54 41.07 +18 23 51.8
Date first 1822 Date last 2020 Obs 35
Pa first 119 Pa last 84.5 P.A. Now (θ) 84.5°
Sep first 126.2 Sep last 114.89 Sep. Now (ρ) 114.89"
Mag pri 2.72 Mag sec 9.99 delta mag (ΔM) 7.27 Spectral class G0IV (yellow)
Pri motion ra -057 Sec motion ra -040
Pri motion dec -359 Sec motion dec +017
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.035
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Muphrid Constellation Bootes SAO 100766 HIP 67927
Tycho2 1470-01157-1 HD 121370 HR 5235 GC 18805
GL Gl 534 BD BD+19 2725 Bayer Eta Bootis Bayer name Eta Boo
Flamsteed 8 Bootis Flamsteed name 8 Boo FK5 513 Distance 11.4
Distance ly 37.19 Bayer greek η Boo
Other names MUFRID
Meaning reviews (of the lance-bearer)
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)494.2d Periastron (T)28136.2d (1935.91y) Semi-major axis (a)36.02m± 0.56
Eccentricity (e)0.26 Inclination (i)115.7°± 1.6 Longitude of periastron (ω)326.3°
Node (Ω)75.2°± 1.4 Notesn ReferenceJnc2005
Equinox Last observation1992 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 296.8 0.025
2001-01-01 62.2 0.027
2002-01-01 216.7 0.020
2003-01-01 261.9 0.043
2004-01-01 313.2 0.021
2005-01-01 73.4 0.028
2006-01-01 232.1 0.028
2007-01-01 266.6 0.042
2008-01-01 337.6 0.017
2009-01-01 85.4 0.025
2010-01-01 241.2 0.034
2011-01-01 271.9 0.039
2012-01-01 7.1 0.017
2013-01-01 102.7 0.019
2014-01-01 247.7 0.039
2015-01-01 278.1 0.035
2016-01-01 32.1 0.020
2017-01-01 136.0 0.014
2018-01-01 252.9 0.042
2019-01-01 286.1 0.030
2020-01-01 49.8 0.024
2021-01-01 186.3 0.014
2022-01-01 257.6 0.043
2023-01-01 297.3 0.025
2024-01-01 62.7 0.027
2025-01-01 217.5 0.020
2026-01-01 262.1 0.043
2027-01-01 314.0 0.020
2028-01-01 73.8 0.028
2029-01-01 232.6 0.028
2030-01-01 266.8 0.042


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds13547%2B1825s.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)1620.3d (4.44y) Periastron (T)47179.1d (1988.048y) Semi-major axis (a)10.8m± 2.7
Eccentricity (e)0.68 Inclination (i)20.9°± 4.1 Longitude of periastron (ω)177.6°
Node (Ω)6°± 10 Notes ReferenceJnc2005
Equinox Last observation1992 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 22.1 0.016
2001-01-01 72.1 0.007
2002-01-01 319.2 0.011
2003-01-01 352.0 0.017
2004-01-01 12.3 0.018
2005-01-01 40.4 0.012
2006-01-01 268.3 0.005
2007-01-01 341.3 0.015
2008-01-01 3.5 0.018
2009-01-01 25.5 0.015
2010-01-01 93.4 0.005
2011-01-01 325.8 0.012
2012-01-01 354.8 0.018
2013-01-01 15.0 0.017
2014-01-01 46.7 0.011
2015-01-01 291.9 0.007
2016-01-01 344.7 0.016
2017-01-01 6.1 0.018
2018-01-01 29.2 0.015
2019-01-01 133.0 0.004
2020-01-01 331.2 0.013
2021-01-01 357.4 0.018
2022-01-01 17.8 0.017
2023-01-01 54.8 0.009
2024-01-01 306.1 0.008
2025-01-01 347.9 0.017
2026-01-01 8.6 0.018
2027-01-01 33.3 0.014
2028-01-01 197.7 0.003
2029-01-01 335.8 0.014
2030-01-01 360.0 0.018


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds13562%2B7443r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
ORBITAL ELEMENTS SOLUTION #3
 
 
Period (P)457.8d Periastron (T)48207d (1990.862y) Semi-major axis (a)4.81m± 1.1
Eccentricity (e)0.062 Inclination (i)53.9°± 28.4 Longitude of periastron (ω)203.5°± 28.2
Node (Ω)8.5°± 35.5 Notes ReferencePbx2000a
Equinox Last observation1993 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 337.8 0.004
2001-01-01 233.3 0.003
2002-01-01 174.8 0.004
2003-01-01 87.4 0.003
2004-01-01 19.1 0.005
2005-01-01 334.4 0.004
2006-01-01 228.5 0.003
2007-01-01 172.0 0.004
2008-01-01 81.4 0.003
2009-01-01 17.0 0.005
2010-01-01 330.7 0.004
2011-01-01 224.1 0.004
2012-01-01 169.0 0.004
2013-01-01 75.7 0.003
2014-01-01 14.9 0.005
2015-01-01 326.7 0.004
2016-01-01 220.0 0.004
2017-01-01 165.9 0.004
2018-01-01 70.2 0.003
2019-01-01 12.8 0.005
2020-01-01 322.3 0.003
2021-01-01 216.2 0.004
2022-01-01 162.7 0.004
2023-01-01 65.2 0.003
2024-01-01 10.7 0.005
2025-01-01 317.6 0.003
2026-01-01 212.7 0.004
2027-01-01 159.3 0.004
2028-01-01 60.4 0.003
2029-01-01 8.6 0.005
2030-01-01 312.4 0.003


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds14096-4422r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13547+1824 SHJ 169 (Muphrid) : NOTES
 
 
discov_num notes refcode
eta Boo Hipparcos astrometric solution adopted some elements from the orbit of HIP1997d
Bertiau (1957). BFC1957
Daniel & Burns orbit rejected from Fourth Orbit Catalog Dni1939
("amplitude below noise level") Wor1983
SHJ 169 eta Boo = 8 Boo = Muphrid. A is a long-period spectroscopic binary.
B is BD+19@2726.
Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
H 6 95. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
BFC1957 orb - Bertiau, F.C. 1957ApJ...125..696B
BFC1957 ApJ 125, 696, 1957
Dni1939 orb - Daniel, Z. & Burns, K. .
Dni1939 Pub. AAS 9, 146, 1939
HIP1997d orb - Hipparcos 1997yCat.1239....0E
HIP1997d Hipparcos Catalog, ESA SP-1200, 1997
HIP1997d (DMSA/O Orbital Solutions)
Jnc2005 orb - Jancart, S., Jorrisen, A., Babusiaux, C., & Pourbaix, D. 2005A&A...442..365J
Jnc2005 A&A 442, 365, 2005
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Pbx2000a orb - Pourbaix, D. & Jorissen, A. 2000A&AS..145..161P
Pbx2000a A&AS 145, 161, 2000
Wor1983 - Worley, C.E. & Heintz, W.D. 1983PUSNO..24g...1W
Wor1983 Pub. USNO 24, Pt. 7, 1983 (Fourth Orbit Catalog)
 
 
DISCOVERER
 
 
idgroup discov author
1 SHJ South, J. & Herschel, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13547+1824 SHJ 169 2007 27 87 113.3 2.72 9.99 G0IV NLD 135441.11+182354.7
13547+1824 SHJ 169 2008 29 86 112.0 2.72 9.99 G0IV NLD 135441.11+182354.7
13547+1824 SHJ 169 2011 30 86 113.1 2.72 9.99 G0IV NLD 135441.11+182354.7
13547+1824 SHJ 169 2012 31 86 113.1 2.72 9.99 G0IV NL 135441.11+182354.7
13547+1824 SHJ 169 2016 32 85 114.0 2.72 9.99 G0IV NL U 135441.07+182351.8
13547+1824 SHJ 169 2019 33 85 115.4 2.72 9.99 G0IV NL U 135441.07+182351.8
13547+1824 SHJ 169 2020 35 85 114.9 2.72 9.99 G0IV NL U 135441.07+182351.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 13547+1824 SHJ 169 (Muphrid) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 19/04/29 kapp8 very easy separated 100 scarce interest

 
 
WDS 13547+1824 SHJ 169 (Muphrid) : MEASURES
 
 
No records found.

 
 
WDS 13547+1824 (Muphrid) : VIRTUAL EYEPIECE
 
 

13547+1824 SHJ 169A mag 2.72 Sp G0IV 13547+1824 SHJ 169B sep 109.1 P.A. 84.20 mag 9.99 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 13547+1824 (Muphrid) : ALADIN DSS IMAGE @ 13h 54m 41.07s +18° 23' 51.8"
 
 
 
 
WDS 13547+1824 SHJ 169 (Muphrid) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13547+1824 SHJ 169 (Muphrid) distance=0' 13555+1813 SHN 184 distance=15' 13529+1818 GWP2117AB distance=26' 13529+1818 GWP2118AC distance=26' 13566+1826 SHN 186 distance=28' 13564+1808 SHN 185 distance=30' 13523+1830 SLE 919 distance=35' 13530+1745 SLE 920 distance=47' 13577+1744 LDS 951AB distance=59' 13582+1744 CVR1553 distance=64' 13555+1720 GWP2141 distance=66' 13587+1743 GWP2157 distance=70' 13517+1722 CVR 711 distance=75' 13575+1717 GWP2153 distance=79' 13504+1734 SLW 939 distance=80' 13581+1928 BU 30 distance=81' 13543+1944 GWP2129 distance=81' 13493+1742 S 655BC distance=87' 13493+1742 S 655AB distance=88' 13493+1742 S 655AC distance=88' 14008+1806 KPP3276 distance=89' 13507+1934 SKF1747 distance=90' 14008+1754 COU 59AB distance=91' 14008+1754 GRV 877AC distance=91' 13587+1711 COU 58 distance=93' 13564+1654 BPM 608 distance=94' 13494+1924 LDS4413 distance=96' 13572+1953 SLW 948AB distance=97' 13572+1953 SLW 948AC distance=97' 14021+1852 GWP2183 distance=109' 13541+1631 CBL 433 distance=114' 13598+1953 STF1794 distance=115' 13473+1915 LDS4407 distance=118' 13473+1727 STT 270AB distance=121' 13473+1727 PIN 9AC distance=121' 14020+1926 STF1797 distance=121' 14014+1710 COU2193 distance=122' 14034+1740 A 2064 distance=132' 13451+1822 STF1782AB distance=137' 13451+1822 FYM 240BD distance=137' 14035+1731 GRV 879 distance=138' 14037+1914 LDS5806 distance=140' 13509+1615 GWP2101 distance=140' 13453+1910 SLW 925 distance=141' 13451+1747 BUP 153AB distance=142' 13451+1747 BUP 153AC distance=142' 13461+1703 SLE 918AB distance=147' 13461+1703 SLE 918AC distance=147' 13590+1610 HEI 232 distance=149' 14032+1654 CVR 719 distance=152' 14051+1917 UC 190 distance=158' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show Muphrid 13547+1824 SHJ 169 85 114.9
Show 13555+1813 SHN 184 -1 0.3 15
Show 13529+1818 GWP2117 AB 115 394.9 26
Show 13529+1818 GWP2118 AC 351 253.6 26
Show 13566+1826 SHN 186 -1 0.3 28
Show 13564+1808 SHN 185 223 0.4 30
Show 13523+1830 SLE 919 147 6.7 35
Show 13530+1745 SLE 920 111 7.7 47
Show 13577+1744 LDS 951 AB 266 20.5 59
Show 13582+1744 CVR1553 311 3.3 64
Show 13555+1720 GWP2141 288 332.2 66
Show 13587+1743 GWP2157 150 174.2 70
Show 13517+1722 CVR 711 212 24.7 75
Show 13575+1717 GWP2153 312 249.6 79
Show 13504+1734 SLW 939 266 159.1 80
Show 13581+1928 BU 30 199 8.1 81
Show 13543+1944 GWP2129 229 508.7 81
Show 13493+1742 S 655 BC 326 63.6 87
Show 13493+1742 S 655 AB 86 46.3 88
Show 13493+1742 S 655 AC 11 57.4 88
Show 14008+1806 KPP3276 149 1.6 89
Show 13507+1934 SKF1747 70 1.7 90
Show 14008+1754 COU 59 AB 169 8.2 91
Show 14008+1754 GRV 877 AC 230 35.3 91
Show 13587+1711 COU 58 2 1.4 93
Show 13564+1654 BPM 608 162 79.0 94
Show 13494+1924 LDS4413 239 130.9 96
Show 13572+1953 SLW 948 AB 212 13.9 97
Show 13572+1953 SLW 948 AC 220 35.9 97
Show 14021+1852 GWP2183 197 481.2 109
Show 13541+1631 CBL 433 9 36.2 114
Show 13598+1953 STF1794 125 1.8 115
Show 13473+1915 LDS4407 313 16.5 118
Show 13473+1727 STT 270 AB 76 1.5 121
Show 13473+1727 PIN 9 AC 187 42.6 121
Show 14020+1926 STF1797 158 20.8 121
Show 14014+1710 COU2193 316 2.2 122
Show 14034+1740 A 2064 177 1.1 132
Show 13451+1822 STF1782 AB 185 30.4 137
Show 13451+1822 FYM 240 BD 278 18.1 137
Show 14035+1731 GRV 879 87 8.9 138
Show 14037+1914 LDS5806 297 2.1 140
Show 13509+1615 GWP2101 26 14.9 140
Show 13453+1910 SLW 925 190 11.1 141
Show 13451+1747 BUP 153 AB 335 111.5 142
Show 13451+1747 BUP 153 AC 107 446.9 142
Show 13461+1703 SLE 918 AB 3 13.1 147
Show 13461+1703 SLE 918 AC 206 24.4 147
Show 13590+1610 HEI 232 64 1.9 149
Show 14032+1654 CVR 719 21 24.7 152
Show 14051+1917 UC 190 47 21.0 158

 
 
WDS 13547+1824 : COMPONENTS
 
 
  A
B pa=84.2°
sep=109.07"
 
 
13547+1824 A
 
 
Componente originario normalizzato AB Common name Muphrid Meaning reviews (of the lance-bearer) Other names MUFRID
Coord arcsec 2000 135441.07+182351.8 Mag 2.72 Spectral class G0IV (yellow) PmRA -57.00
PmDE -359.0 SAO 100766 HIP 67927 Tycho2 1470-01157-1
HD 121370 HR 5235 GC 18805 BD BD+19 2725
Bayer Eta Bootis Bayer name Eta Boo Flamsteed 8 Bootis Flamsteed name 8 Boo
FK5 513
Tycho2
Tycho2 1470-01157-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 3.380 E BTmag 0.014 VTmag 2.719
E VTmag 0.009 Prox 999 TYC T HIP 67927
CCDM RAdeg 208.67130222 DEdeg 18.39853222 EpRA 1990 1.80
EpDE 1990 1.82 E RAdeg 3.1 E DEdeg 3.3 Posflg
Corr -0.1
SAO
SAO 100766 DelFlag RA1950 PmRA1950 -0.0045
DE1950 PmDE1950 -0.363 Vmag 2.8 SpType G0
Double code Source 74 CatNum 513 DM BD+19 2725
DMcomp BDsup HD 121370 M HD 0
GC 18805 RA1950rad 3.63160604 DE1950rad 0.32546198 PmRA2000 -0.0044
PmDE2000 -0.358
Hipparcos
Catalog H HIP 67927 Proxy RAhms 13 54 41.12
DEdms +18 23 54.9 Vmag 2.68 VarFlag 1 R Vmag G
RAdeg 208.671 DEdeg 18.3986 AstroRef + Plx 88.17
CCDM 13547+1824 N CCDM I Nsys 1 Ncomp 1
MultFlag O Source Qual M HIP
Theta Rho HD 121370 BD BD+19 2725
CD CP Dm number +19 2725 VIred 0.65
SpType G0IV R SpType Coord arcsec 2000 135441.12+182354.9
Hipparcos 2
HIP 67927 Sn 75 So 4 Nc 1
RArad 3.6420015586 DErad 0.3211159157 Plx 87.75 PmRA -60.95
PmDE -356.29 E RArad 0.98 E DErad 0.66 E Plx 1.24
E pmRA 1.14 E pmDE 0.73 Hpmag 2.7957 E Hpmag 0.0004
SHp 0.004 VA 0 BV 0.58 E BV 0
VI 0.65
CCDM
Ccdm 13547+1824 RComp Comp A Note1
Note2 % Discov num DRAs -0.92 DDEs -8.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 2.8 Sp G0 PmNote *
PmRA -64 PmDE -363 Dm number +19 2725 Cat1 BD
Name2 100766 Cat2 SAO HD 121370 M HD
ADS BDS B 6670 M ADS BDS N IDS IDS 13499N1854A
HIC 67927
 
 
13547+1824 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 135448.69+182402.8 Mag 9.99 PmRA -40.00
PmDE 17.0 Calc delta mag 7.27 Calc coord yes
CCDM
Ccdm 13547+1824 RComp Comp B Note1
Note2 Discov num SHJ 169 DRAs 6.92 DDEs -4.2
R dRAs 10 Year 1925 Theta 103 Rho 112.6
Obs 13 Vmag 8.8 Sp PmNote *
PmRA -42 PmDE 12 Dm number +19 2726 Cat1 BD
Name2 +18 1286 Cat2 AGK2/3 HD M HD
ADS BDS B 6670 M ADS BDS N IDS IDS 13499N1854B
HIC